Material Selection of Green Design Processes for Car Body via considering Environment Property

Table 8

The weight of each criterion.

Property	Weight	Criterion	Weight	Final weight	Rank
Physical property	0.4136	Density	0.5495	0.2273	1
		Modulus of elasticity	0.1466	0.0606	7
		Tensile strength	0.2389	0.0988	3
		Weight	0.0650	0.0269	10
		CR	0.030101
Durability property	0.1571	Corrosion resistance	0.2970	0.0467	8
		Thermal performance	0.5396	0.0848	4
		Wear resistance	0.1634	0.0257	11
		CR	0.007933
Technical property	0.1346	Forming	0.3196	0.0430	9
		Joining	0.1220	0.0164	12
		Painting	0.5584	0.0752	5
		CR	0.015771
Environmental property	0.2947	Embodied energy performance	0.1365	0.0402	10
		CO2 emission-form extraction and production performance	0.2385	0.0703	6
		Recycle fraction	0.6250	0.1842	2
		CR	0.015771
CR	0.079726